Mathematics is famous all over the country because it is difficult to solve problems. Uncle Ge's college entrance examination is a legend of Jiangsu college entrance examination, which is famous all over the country because math problems are difficult to solve. "Uncle Ge" Ge Jun is called "the Emperor of Mathematics" because of his high attainments in mathematics, and all the math problems written by Uncle Ge are very difficult, which is called "a volume of gods". College entrance examination is a selective examination for qualified high school graduates or candidates with equivalent education.